Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual prêmio em dinheiro tem o desafio dos campeões Michelob Light como nome comercial?
 ###Tabelas: CREATE TABLE season (season_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Player VARCHAR, County VARCHAR, Tally VARCHAR, Total INT, Matches INT, Average INT) CREATE TABLE careers (careers_id AUTO_INCREMENT PRIMARY KEY, Career Card VARCHAR, Starting career/salary VARCHAR, 2nd career/salary VARCHAR, 3rd career/salary VARCHAR, 4th career/salary VARCHAR, 5th career/salary VARCHAR, 6th career/salary VARCHAR) CREATE TABLE past_winners_and_runners-up (past_winners_and_runners-up_id AUTO_INCREMENT PRIMARY KEY, Year VARCHAR, Date Final VARCHAR, Venue VARCHAR, Prize Money VARCHAR, Champion VARCHAR, Runner-up VARCHAR, Score in final VARCHAR, Commercial name VARCHAR) CREATE TABLE lner (lner_id AUTO_INCREMENT PRIMARY KEY, Class VARCHAR, Wheel Arrangement VARCHAR, Railway VARCHAR, Number at Doncaster INT, Number at Pyewipe INT, Number at March INT) CREATE TABLE rankings (rankings_id AUTO_INCREMENT PRIMARY KEY, Year VARCHAR, 2010 INT, 2009 INT, 2008 INT, 2005 INT, 2000 INT)  
SELECT Prize Money FROM past_winners_and_runners-up WHERE Commercial name = michelob light challenge of champions